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Message-ID: <9999a1a3-cda0-2759-f6f4-9bc7414f9ee4@linaro.org>
Date:   Fri, 30 Sep 2022 12:26:11 +0200
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Subject: Re: [PATCH v2 3/4] dt-bindings: net: qcom,ethqos: Convert bindings to
 yaml
To:     Bhupesh Sharma <bhupesh.sharma@linaro.org>,
        devicetree@vger.kernel.org
Cc:     linux-arm-msm@vger.kernel.org, agross@kernel.org,
        bhupesh.linux@gmail.com, linux-kernel@vger.kernel.org,
        robh+dt@kernel.org, netdev@vger.kernel.org,
        Bjorn Andersson <andersson@kernel.org>,
        Rob Herring <robh@kernel.org>, Vinod Koul <vkoul@kernel.org>,
        David Miller <davem@davemloft.net>
References: <20220929060405.2445745-1-bhupesh.sharma@linaro.org>
 <20220929060405.2445745-4-bhupesh.sharma@linaro.org>
 <4e896382-c666-55c6-f50b-5c442e428a2b@linaro.org>
 <1163e862-d36a-9b5e-2019-c69be41cc220@linaro.org>
Content-Language: en-US
From:   Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
In-Reply-To: <1163e862-d36a-9b5e-2019-c69be41cc220@linaro.org>
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On 30/09/2022 10:12, Bhupesh Sharma wrote:
>>> +  snps,reset-gpio:
>>> +    maxItems: 1
>>
>> Why is this one here? It's already in snps,dwmac.
>>
>> Actually this applies to several other properties. You have
>> unevaluatedProperties:false, so you do not have to duplicate snps,dwmac.
>> You only need to constrain it, like we said about interrupts in your
>> previous patch.
> 
> I was actually getting errors like the following without the same:
> 
> arm64/boot/dts/qcom/qcs404-evb-1000.dtb: ethernet@7a80000: Unevaluated 
> properties are not allowed ('snps,tso' was unexpected)
> 	From schema: Documentation/devicetree/bindings/net/qcom,ethqos.yaml
> 
> So, its not clear to me that even though 'snps,dwmac.yaml' is referenced 
> here, the property appears as unevaluated.

Because snps,tso is not allowed, but the rest is.

> 
>>> +
>>> +  power-domains:
>>> +    maxItems: 1
>>> +
>>> +  resets:
>>> +    maxItems: 1
>>> +
>>> +  rx-fifo-depth:
>>> +    $ref: /schemas/types.yaml#/definitions/uint32
>>> +
>>> +  tx-fifo-depth:
>>> +    $ref: /schemas/types.yaml#/definitions/uint32
>>> +
>>> +  snps,tso:
>>> +    type: boolean
>>> +    description: Enables the TSO feature (otherwise managed by MAC HW capability register).
>>
>> You add here several new properties. Mention in commit msg changes from
>> pure conversion with answer to "why".
> 
> Right, most of them are to avoid the make dtbs_check errors / warnings 
> like the one mentioned above.

All of them should not be here.

Best regards,
Krzysztof